The shares of BP plc and its subcontractors were rocked when the financial markets discovered the true impact of the Deepwater Horizon explosion as reported in the Wall Street Journal on 22 April 2010. While we track the impact of the disaster on share prices of the key participants, perhaps the...

This paper presents a novel methodology for estimating impacts on domestic supply of oil and natural gas arising from changes in the tax treatment of oil and gas production. It corrects a downward bias when the ratio of aggregate tax expenditures to domestic production is used to measure the...